68584760

素因数分解:

$2^3\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1613}}^1$

素因数の和:2687

約数の個数: 32

約数和(自身を含む): 154556640

約数和(自身を除く): 85971880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063, 1613, 2126, 3226, 4252, 5315, 6452, 8065, 8504, 10630, 12904, 16130, 21260, 32260, 42520, 64520, 1714619, 3429238, 6858476, 8573095, 13716952, 17146190, 34292380, 68584760]

約数ペア:

[(1, 68584760), (2, 34292380), (4, 17146190), (5, 13716952), (8, 8573095), (10, 6858476), (20, 3429238), (40, 1714619), (1063, 64520), (1613, 42520), (2126, 32260), (3226, 21260), (4252, 16130), (5315, 12904), (6452, 10630), (8065, 8504)]